Part A: What is the shortest distance between the gymnasium and the library? Round your answer to the nearest tenth of a kilometer.

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)